17-.beta.-hydroxy-2-.alpha.,17-dimethyl androst-4,9(11)-diene-3-one 5287-58-1 9(11)-DEHYDRO-2-ALPHA-17-DIMETHYL-TESTOSTERONE Androsta-4,9(11)-dien-3-one, 17.beta.-hydroxy-2.alpha.,17-dimethyl- NSC37098 Testosterone, 9(11)-dehydro-2.alpha.,17-dimethyl- Testosterone, 9(11)-dehydro-2.alpha.-,17-dimethyl- U 9191